70823001 has 8 divisors (see below), whose sum is σ = 94572864. Its totient is φ = 47144240.

The previous prime is 70822993. The next prime is 70823009. The reversal of 70823001 is 10032807.

It is an interprime number because it is at equal distance from previous prime (70822993) and next prime (70823009).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70823001 - 2³ = 70822993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70823009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15405 + ... + 19466.

It is an arithmetic number, because the mean of its divisors is an integer number (11821608).

Almost surely, 2^70823001 is an apocalyptic number.

It is an amenable number.

70823001 is a deficient number, since it is larger than the sum of its proper divisors (23749863).

70823001 is a wasteful number, since it uses less digits than its factorization.

70823001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35551.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 70823001 is about 8415.6402608477. The cubic root of 70823001 is about 413.7373944310.

Adding to 70823001 its reverse (10032807), we get a palindrome (80855808).

The spelling of 70823001 in words is "seventy million, eight hundred twenty-three thousand, one".